If it’s not broken, don’t fix it.
This guide explains how to safely remove dust from your computer. Regular cleaning helps prevent overheating, reduces fan noise, and extends the lifespan of your hardware.
When to Use This Guide
- The computer is running hotter than usual.
- You hear louder or inconsistent fan noise.
- The system feels sluggish due to heat buildup.
- You want to perform routine maintenance.
Before You Begin
- Turn off the computer.
- Unplug the power cable.
- Do not use liquid cleaners or sprays.
Step-by-Step Cleaning
- Use a dry microfiber cloth to wipe external surfaces.
- Use compressed air to remove dust from vents and fans.
- Keep the can upright and use short bursts to avoid moisture.
- Do not insert tools or objects into the fan blades.
After Cleaning
- Reconnect the power cable.
- Turn the computer on and check for normal fan noise.
Next Steps
- If the system still overheats, review the Overheating guide.
- If fans remain loud, continue with PC Startup Problems to rule out hardware issues.
- If performance is still affected, see Slow Computer (Troubleshooting).
